Jessie recently drove to visit her parents who live 60 miles away. On her way there her average speed was 9 miles per hour faster than on her way home (she ran into some bad weather). If Jessie spent a total of 3 hours driving, find the two rates (in
mph). Round your answer to two decimal places, if needed.
What's the average speed to her parents house and average speed from her parents house ?

Mindy bought 5/8 pound of almonds and a 3/4 pound of walnuts.which pair of fraction cannot be used to find how many pounds of nuts she bought in all.

What are the soultion(s) to the quadratic equation 40- x^2=0

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet